
Destructive tests on welds in metallic materials - Bend tests
出版:International Organization for Standardization

专家解读视频
NEN EN 910:1996 - Identical
DIN 50121 (1991-10) - Similar
NFA 89 203:1981 - Similar
NS 10150:1985 - Similar
GB/T 2653-2008 - Identical